<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
    <script src="/sys/appSdk.js"></script>
    <script>
        window.sysApi.setTitle("哈哈哈")
    </script>
</head>
<body>
    <h1>app index</h1>
    <img src="/开关.png" height="200" width="200"/></body>
</html>